{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["concept or principle", "process parameter", "process characterization", "manufacturing standard", "engineering feature", "machanical property"], "input": "Process planning is one of the most important activities in manufacturing planning and is a pivotal link between design and manufacturing ."}
{"concept or principle": ["Process planning"], "process parameter": [], "process characterization": [], "manufacturing standard": [], "engineering feature": ["design"], "machanical property": []}